/***
This file is part of systemd.
- Copyright 2010 Lennart Poettering
+ Copyright 2010-2013 Lennart Poettering
+ Copyright 2013 Simon Peeters
systemd is free software; you can redistribute it and/or modify it
under the terms of the GNU Lesser General Public License as published by
#include <getopt.h>
#include <locale.h>
#include <sys/utsname.h>
+#include <fnmatch.h>
#include "install.h"
#include "log.h"
#include "util.h"
#include "strxcpyx.h"
#include "fileio.h"
+#include "strv.h"
+#include "unit-name.h"
+#include "special.h"
+#include "hashmap.h"
+
+#define SCALE_X (0.1 / 1000.0) /* pixels per us */
+#define SCALE_Y 20.0
#define compare(a, b) (((a) > (b))? 1 : (((b) > (a))? -1 : 0))
+
#define svg(...) printf(__VA_ARGS__)
-#define svg_bar(class, x1, x2, y) \
+
+#define svg_bar(class, x1, x2, y) \
svg(" <rect class=\"%s\" x=\"%.03f\" y=\"%.03f\" width=\"%.03f\" height=\"%.03f\" />\n", \
- (class), \
- scale_x * (x1), scale_y * (y), \
- scale_x * ((x2) - (x1)), scale_y - 1.0)
-#define svg_text(x, y, format, ...) do {\
- svg(" <text x=\"%.03f\" y=\"%.03f\">", scale_x * (x) + 5.0, scale_y * (y) + 14.0); \
- svg(format, ## __VA_ARGS__); \
- svg("</text>\n"); \
+ (class), \
+ SCALE_X * (x1), SCALE_Y * (y), \
+ SCALE_X * ((x2) - (x1)), SCALE_Y - 1.0)
+
+#define svg_text(b, x, y, format, ...) \
+ do { \
+ svg(" <text class=\"%s\" x=\"%.03f\" y=\"%.03f\">", (b) ? "left" : "right", SCALE_X * (x) + (b ? 5.0 : -5.0), SCALE_Y * (y) + 14.0); \
+ svg(format, ## __VA_ARGS__); \
+ svg("</text>\n"); \
} while(false)
static UnitFileScope arg_scope = UNIT_FILE_SYSTEM;
DEP_ORDER,
DEP_REQUIRE
} arg_dot = DEP_ALL;
+static char** arg_dot_from_patterns = NULL;
+static char** arg_dot_to_patterns = NULL;
-double scale_x = 0.1; // pixels per ms
-double scale_y = 20.0;
+usec_t arg_fuzz = 0;
struct boot_times {
- uint64_t firmware_time;
- uint64_t loader_time;
- uint64_t kernel_time;
- uint64_t kernel_done_time;
- uint64_t initrd_time;
- uint64_t userspace_time;
- uint64_t finish_time;
+ usec_t firmware_time;
+ usec_t loader_time;
+ usec_t kernel_time;
+ usec_t kernel_done_time;
+ usec_t initrd_time;
+ usec_t userspace_time;
+ usec_t finish_time;
+ usec_t generators_start_time;
+ usec_t generators_finish_time;
+ usec_t unitsload_start_time;
+ usec_t unitsload_finish_time;
};
struct unit_times {
char *name;
- uint64_t ixt;
- uint64_t iet;
- uint64_t axt;
- uint64_t aet;
- uint64_t time;
+ usec_t ixt;
+ usec_t iet;
+ usec_t axt;
+ usec_t aet;
+ usec_t time;
};
-static int bus_get_uint64_property (DBusConnection *bus, const char *path, const char *interface, const char *property, uint64_t *val)
-{
+static int bus_get_uint64_property(DBusConnection *bus, const char *path, const char *interface, const char *property, uint64_t *val) {
_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
- int r;
DBusMessageIter iter, sub;
+ int r;
- r = bus_method_call_with_reply (
+ r = bus_method_call_with_reply(
bus,
"org.freedesktop.systemd1",
path,
return 0;
}
-static int compare_unit_time(const void *a, const void *b)
-{
+static int compare_unit_time(const void *a, const void *b) {
return compare(((struct unit_times *)b)->time,
((struct unit_times *)a)->time);
}
-static int compare_unit_start(const void *a, const void *b)
-{
+static int compare_unit_start(const void *a, const void *b) {
return compare(((struct unit_times *)a)->ixt,
((struct unit_times *)b)->ixt);
}
-static char *get_os_name(void)
-{
+static int get_os_name(char **_n) {
char *n = NULL;
+ int r;
+
+ r = parse_env_file("/etc/os-release", NEWLINE, "PRETTY_NAME", &n, NULL);
+ if (r < 0)
+ return r;
- parse_env_file("/etc/os-release", NEWLINE, "PRETTY_NAME", &n, NULL);
- return n;
+ if (!n)
+ return -ENOENT;
+
+ *_n = n;
+ return 0;
}
-static int acquire_time_data(DBusConnection *bus, struct unit_times **out)
-{
+static void free_unit_times(struct unit_times *t, unsigned n) {
+ struct unit_times *p;
+
+ for (p = t; p < t + n; p++)
+ free(p->name);
+
+ free(t);
+}
+
+static int acquire_time_data(DBusConnection *bus, struct unit_times **out) {
_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
DBusMessageIter iter, sub;
int r, c = 0, n_units = 0;
struct unit_times *unit_times = NULL;
- r = bus_method_call_with_reply (
+ r = bus_method_call_with_reply(
bus,
"org.freedesktop.systemd1",
"/org/freedesktop/systemd1",
&reply,
NULL,
DBUS_TYPE_INVALID);
- if (r)
+ if (r < 0)
goto fail;
if (!dbus_message_iter_init(reply, &iter) ||
if (r < 0)
goto fail;
+ assert_cc(sizeof(usec_t) == sizeof(uint64_t));
+
if (bus_get_uint64_property(bus, u.unit_path,
"org.freedesktop.systemd1.Unit",
"InactiveExitTimestampMonotonic",
goto fail;
}
- t->iet /= 1000;
- t->ixt /= 1000;
- t->aet /= 1000;
- t->axt /= 1000;
-
if (t->aet >= t->ixt)
t->time = t->aet - t->ixt;
else if (t->iet >= t->ixt)
*out = unit_times;
return c;
+
fail:
- if (unit_times) {
- for (; c >= 0; c--)
- free(unit_times[c].name);
- free(unit_times);
- }
+ free_unit_times(unit_times, (unsigned) c);
return r;
}
-static struct boot_times *acquire_boot_times(DBusConnection *bus)
-{
+static int acquire_boot_times(DBusConnection *bus, struct boot_times **bt) {
static struct boot_times times;
static bool cached = false;
+
if (cached)
- return ×
+ goto finish;
+
+ assert_cc(sizeof(usec_t) == sizeof(uint64_t));
if (bus_get_uint64_property(bus,
"/org/freedesktop/systemd1",
"/org/freedesktop/systemd1",
"org.freedesktop.systemd1.Manager",
"FinishTimestampMonotonic",
- ×.finish_time) < 0)
- return NULL;
+ ×.finish_time) < 0 ||
+ bus_get_uint64_property(bus,
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "GeneratorsStartTimestampMonotonic",
+ ×.generators_start_time) < 0 ||
+ bus_get_uint64_property(bus,
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "GeneratorsFinishTimestampMonotonic",
+ ×.generators_finish_time) < 0 ||
+ bus_get_uint64_property(bus,
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "UnitsLoadStartTimestampMonotonic",
+ ×.unitsload_start_time) < 0 ||
+ bus_get_uint64_property(bus,
+ "/org/freedesktop/systemd1",
+ "org.freedesktop.systemd1.Manager",
+ "UnitsLoadFinishTimestampMonotonic",
+ ×.unitsload_finish_time) < 0)
+ return -EIO;
- if (!times.finish_time) {
+ if (times.finish_time <= 0) {
log_error("Bootup is not yet finished. Please try again later.");
- return NULL;
+ return -EAGAIN;
}
- times.firmware_time /= 1000;
- times.loader_time /= 1000;
- times.initrd_time /= 1000;
- times.userspace_time /= 1000;
- times.finish_time /= 1000;
-
if (times.initrd_time)
times.kernel_done_time = times.initrd_time;
else
times.kernel_done_time = times.userspace_time;
cached = true;
- return ×
+
+finish:
+ *bt = ×
+ return 0;
}
-static char *pretty_boot_time(DBusConnection *bus)
-{
+static int pretty_boot_time(DBusConnection *bus, char **_buf) {
+ char ts[FORMAT_TIMESPAN_MAX];
struct boot_times *t;
- size_t size = 4096;
static char buf[4096];
- char *ptr = buf;
+ size_t size;
+ char *ptr;
+ int r;
+
+ r = acquire_boot_times(bus, &t);
+ if (r < 0)
+ return r;
- t = acquire_boot_times(bus);
- if (!t)
- return NULL;
+ ptr = buf;
+ size = sizeof(buf);
size = strpcpyf(&ptr, size, "Startup finished in ");
if (t->firmware_time)
- size = strpcpyf(&ptr, size, "%llums (firmware) + ", (unsigned long long)(t->firmware_time - t->loader_time));
+ size = strpcpyf(&ptr, size, "%s (firmware) + ", format_timespan(ts, sizeof(ts), t->firmware_time - t->loader_time, USEC_PER_MSEC));
if (t->loader_time)
- size = strpcpyf(&ptr, size, "%llums (loader) + ", (unsigned long long)t->loader_time);
+ size = strpcpyf(&ptr, size, "%s (loader) + ", format_timespan(ts, sizeof(ts), t->loader_time, USEC_PER_MSEC));
if (t->kernel_time)
- size = strpcpyf(&ptr, size, "%llums (kernel) + ", (unsigned long long)t->kernel_done_time);
+ size = strpcpyf(&ptr, size, "%s (kernel) + ", format_timespan(ts, sizeof(ts), t->kernel_done_time, USEC_PER_MSEC));
if (t->initrd_time > 0)
- size = strpcpyf(&ptr, size, "%llums (initrd) + ", (unsigned long long)(t->userspace_time - t->initrd_time));
+ size = strpcpyf(&ptr, size, "%s (initrd) + ", format_timespan(ts, sizeof(ts), t->userspace_time - t->initrd_time, USEC_PER_MSEC));
- size = strpcpyf(&ptr, size, "%llums (userspace) ", (unsigned long long)(t->finish_time - t->userspace_time));
+ size = strpcpyf(&ptr, size, "%s (userspace) ", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC));
if (t->kernel_time > 0)
- size = strpcpyf(&ptr, size, "= %llums", (unsigned long long)(t->firmware_time + t->finish_time));
+ size = strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->firmware_time + t->finish_time, USEC_PER_MSEC));
else
- size = strpcpyf(&ptr, size, "= %llums", (unsigned long long)(t->finish_time - t->userspace_time));
+ size = strpcpyf(&ptr, size, "= %s", format_timespan(ts, sizeof(ts), t->finish_time - t->userspace_time, USEC_PER_MSEC));
- return buf;
+ ptr = strdup(buf);
+ if (!ptr)
+ return log_oom();
+
+ *_buf = ptr;
+ return 0;
}
-static void svg_graph_box(int height, int64_t begin, int64_t end)
-{
+static void svg_graph_box(double height, double begin, double end) {
+ long long i;
+
/* outside box, fill */
svg("<rect class=\"box\" x=\"0\" y=\"0\" width=\"%.03f\" height=\"%.03f\" />\n",
- scale_x * (end - begin), scale_y * height);
+ SCALE_X * (end - begin), SCALE_Y * height);
- for (int i = (begin / 100) * 100; i <= end; i+=100) {
+ for (i = ((long long) (begin / 100000)) * 100000; i <= end; i+=100000) {
/* lines for each second */
- if (i % 5000 == 0)
+ if (i % 5000000 == 0)
svg(" <line class=\"sec5\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
" <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
- scale_x * i, scale_x * i, scale_y * height, scale_x * i, -5.0, 0.001 * i);
- else if (i % 1000 == 0)
+ SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
+ else if (i % 1000000 == 0)
svg(" <line class=\"sec1\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n"
" <text class=\"sec\" x=\"%.03f\" y=\"%.03f\" >%.01fs</text>\n",
- scale_x * i, scale_x * i, scale_y * height, scale_x * i, -5.0, 0.001 * i);
+ SCALE_X * i, SCALE_X * i, SCALE_Y * height, SCALE_X * i, -5.0, 0.000001 * i);
else
svg(" <line class=\"sec01\" x1=\"%.03f\" y1=\"0\" x2=\"%.03f\" y2=\"%.03f\" />\n",
- scale_x * i, scale_x * i, scale_y * height);
+ SCALE_X * i, SCALE_X * i, SCALE_Y * height);
}
}
-static int analyze_plot(DBusConnection *bus)
-{
+static int analyze_plot(DBusConnection *bus) {
struct unit_times *times;
struct boot_times *boot;
struct utsname name;
int n, m = 1, y=0;
double width;
- char *osname;
- char *pretty_times;
+ _cleanup_free_ char *pretty_times = NULL, *osname = NULL;
+ struct unit_times *u;
- boot = acquire_boot_times(bus);
- if (!boot)
- return -EIO;
- pretty_times = pretty_boot_time(bus);
- if (!pretty_times)
- return -EIO;
+ n = acquire_boot_times(bus, &boot);
+ if (n < 0)
+ return n;
- osname = get_os_name();
+ n = pretty_boot_time(bus, &pretty_times);
+ if (n < 0)
+ return n;
- n = uname(&name);
- if (n < 0) {
- log_error("Cannot get system name: %m");
- return -errno;
- }
+ get_os_name(&osname);
+ assert_se(uname(&name) >= 0);
n = acquire_time_data(bus, ×);
- if (n<=0)
+ if (n <= 0)
return n;
qsort(times, n, sizeof(struct unit_times), compare_unit_start);
- width = scale_x * (boot->firmware_time + boot->finish_time);
+ width = SCALE_X * (boot->firmware_time + boot->finish_time);
if (width < 800.0)
width = 800.0;
if (boot->kernel_time)
m++;
- for (struct unit_times *u = times; u < times + n; u++) {
+ for (u = times; u < times + n; u++) {
double len;
+
if (u->ixt < boot->userspace_time ||
u->ixt > boot->finish_time) {
free(u->name);
u->name = NULL;
continue;
}
- len = ((boot->firmware_time + u->ixt) * scale_x)
+ len = ((boot->firmware_time + u->ixt) * SCALE_X)
+ (10.0 * strlen(u->name));
if (len > width)
width = len;
svg("<svg width=\"%.0fpx\" height=\"%.0fpx\" version=\"1.1\" "
"xmlns=\"http://www.w3.org/2000/svg\">\n\n",
- 80.0 + width, 150.0 + (m * scale_y));
+ 80.0 + width, 150.0 + (m * SCALE_Y) +
+ 5 * SCALE_Y /* legend */);
/* write some basic info as a comment, including some help */
svg("<!-- This file is a systemd-analyze SVG file. It is best rendered in a -->\n"
" rect.firmware { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
" rect.loader { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
" rect.userspace { fill: rgb(150,150,150); fill-opacity: 0.7; }\n"
+ " rect.generators { fill: rgb(102,204,255); fill-opacity: 0.7; }\n"
+ " rect.unitsload { fill: rgb( 82,184,255); fill-opacity: 0.7; }\n"
" rect.box { fill: rgb(240,240,240); stroke: rgb(192,192,192); }\n"
" line { stroke: rgb(64,64,64); stroke-width: 1; }\n"
"// line.sec1 { }\n"
" line.sec5 { stroke-width: 2; }\n"
" line.sec01 { stroke: rgb(224,224,224); stroke-width: 1; }\n"
- " text { font-family: Verdana, Helvetica; font-size: 10; }\n"
- " text.sec { font-size: 8; }\n"
+ " text { font-family: Verdana, Helvetica; font-size: 14px; }\n"
+ " text.left { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: start; }\n"
+ " text.right { font-family: Verdana, Helvetica; font-size: 14px; text-anchor: end; }\n"
+ " text.sec { font-size: 10px; }\n"
" ]]>\n </style>\n</defs>\n\n");
svg("<text x=\"20\" y=\"50\">%s</text>", pretty_times);
svg("<text x=\"20\" y=\"30\">%s %s (%s %s) %s</text>",
- isempty(osname)? "Linux" : osname,
+ isempty(osname) ? "Linux" : osname,
name.nodename, name.release, name.version, name.machine);
- svg("<text x=\"20\" y=\"%.0f\">Legend: Red = Activating; Pink = Active; Dark Pink = Deactivating</text>",
- 120.0 + (m *scale_y));
- svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (scale_x * boot->firmware_time));
+ svg("<g transform=\"translate(%.3f,100)\">\n", 20.0 + (SCALE_X * boot->firmware_time));
svg_graph_box(m, -boot->firmware_time, boot->finish_time);
if (boot->firmware_time) {
- svg_bar("firmware", -(int64_t) boot->firmware_time, -(int64_t) boot->loader_time, y);
- svg_text(-(int64_t) boot->firmware_time, y, "firmware");
+ svg_bar("firmware", -(double) boot->firmware_time, -(double) boot->loader_time, y);
+ svg_text(true, -(double) boot->firmware_time, y, "firmware");
y++;
}
if (boot->loader_time) {
- svg_bar("loader", -(int64_t) boot->loader_time, 0, y);
- svg_text(-(int64_t) boot->loader_time, y, "loader");
+ svg_bar("loader", -(double) boot->loader_time, 0, y);
+ svg_text(true, -(double) boot->loader_time, y, "loader");
y++;
}
if (boot->kernel_time) {
svg_bar("kernel", 0, boot->kernel_done_time, y);
- svg_text(0, y, "kernel");
+ svg_text(true, 0, y, "kernel");
y++;
}
if (boot->initrd_time) {
svg_bar("initrd", boot->initrd_time, boot->userspace_time, y);
- svg_text(boot->initrd_time, y, "initrd");
+ svg_text(true, boot->initrd_time, y, "initrd");
y++;
}
- svg_bar("userspace", boot->userspace_time, boot->finish_time, y);
- svg_text(boot->userspace_time, y, "userspace");
+ svg_bar("active", boot->userspace_time, boot->finish_time, y);
+ svg_bar("generators", boot->generators_start_time, boot->generators_finish_time, y);
+ svg_bar("unitsload", boot->unitsload_start_time, boot->unitsload_finish_time, y);
+ svg_text("left", boot->userspace_time, y, "systemd");
y++;
- for (struct unit_times *u = times; u < times + n; u++) {
+ for (u = times; u < times + n; u++) {
+ char ts[FORMAT_TIMESPAN_MAX];
+ bool b;
+
if (!u->name)
continue;
+
svg_bar("activating", u->ixt, u->aet, y);
svg_bar("active", u->aet, u->axt, y);
svg_bar("deactivating", u->axt, u->iet, y);
- svg_text(u->ixt, y, u->time? "%s (%llums)" : "%s", u->name, (unsigned long long)u->time);
+
+ b = u->ixt * SCALE_X > width * 2 / 3;
+ if (u->time)
+ svg_text(b, u->ixt, y, "%s (%s)",
+ u->name, format_timespan(ts, sizeof(ts), u->time, USEC_PER_MSEC));
+ else
+ svg_text(b, u->ixt, y, "%s", u->name);
y++;
}
+
+ /* Legend */
+ y++;
+ svg_bar("activating", 0, 300000, y);
+ svg_text("right", 400000, y, "Activating");
+ y++;
+ svg_bar("active", 0, 300000, y);
+ svg_text("right", 400000, y, "Active");
+ y++;
+ svg_bar("deactivating", 0, 300000, y);
+ svg_text("right", 400000, y, "Deactivating");
+ y++;
+ svg_bar("generators", 0, 300000, y);
+ svg_text("right", 400000, y, "Generators");
+ y++;
+ svg_bar("unitsload", 0, 300000, y);
+ svg_text("right", 400000, y, "Loading unit files");
+ y++;
+
+
svg("</g>\n\n");
svg("</svg>");
+
+ free_unit_times(times, (unsigned) n);
+
return 0;
}
-static int analyze_blame(DBusConnection *bus)
-{
+
+static int list_dependencies_print(const char *name, unsigned int level, unsigned int branches,
+ bool last, struct unit_times *times, struct boot_times *boot) {
+ unsigned int i;
+ char ts[FORMAT_TIMESPAN_MAX], ts2[FORMAT_TIMESPAN_MAX];
+
+ for (i = level; i != 0; i--)
+ printf("%s", draw_special_char(branches & (1 << (i-1)) ? DRAW_TREE_VERT : DRAW_TREE_SPACE));
+
+ printf("%s", draw_special_char(last ? DRAW_TREE_RIGHT : DRAW_TREE_BRANCH));
+
+ if (times) {
+ if (times->time)
+ printf("%s%s @%s +%s%s", ANSI_HIGHLIGHT_RED_ON, name,
+ format_timespan(ts, sizeof(ts), times->ixt - boot->userspace_time, USEC_PER_MSEC),
+ format_timespan(ts2, sizeof(ts2), times->time, USEC_PER_MSEC), ANSI_HIGHLIGHT_OFF);
+ else if (times->aet > boot->userspace_time)
+ printf("%s @%s", name, format_timespan(ts, sizeof(ts), times->aet - boot->userspace_time, USEC_PER_MSEC));
+ else
+ printf("%s", name);
+ } else printf("%s", name);
+ printf("\n");
+
+ return 0;
+}
+
+static int list_dependencies_get_dependencies(DBusConnection *bus, const char *name, char ***deps) {
+ static const char dependencies[] =
+ "After\0";
+
+ _cleanup_free_ char *path;
+ const char *interface = "org.freedesktop.systemd1.Unit";
+
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
+ DBusMessageIter iter, sub, sub2, sub3;
+
+ int r = 0;
+ char **ret = NULL;
+
+ assert(bus);
+ assert(name);
+ assert(deps);
+
+ path = unit_dbus_path_from_name(name);
+ if (path == NULL) {
+ r = -EINVAL;
+ goto finish;
+ }
+
+ r = bus_method_call_with_reply(
+ bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.DBus.Properties",
+ "GetAll",
+ &reply,
+ NULL,
+ DBUS_TYPE_STRING, &interface,
+ DBUS_TYPE_INVALID);
+ if (r < 0)
+ goto finish;
+
+ if (!dbus_message_iter_init(reply, &iter) ||
+ dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_ARRAY ||
+ dbus_message_iter_get_element_type(&iter) != DBUS_TYPE_DICT_ENTRY) {
+ log_error("Failed to parse reply.");
+ r = -EIO;
+ goto finish;
+ }
+
+ dbus_message_iter_recurse(&iter, &sub);
+
+ while (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID) {
+ const char *prop;
+
+ assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_DICT_ENTRY);
+ dbus_message_iter_recurse(&sub, &sub2);
+
+ if (bus_iter_get_basic_and_next(&sub2, DBUS_TYPE_STRING, &prop, true) < 0) {
+ log_error("Failed to parse reply.");
+ r = -EIO;
+ goto finish;
+ }
+
+ if (dbus_message_iter_get_arg_type(&sub2) != DBUS_TYPE_VARIANT) {
+ log_error("Failed to parse reply.");
+ r = -EIO;
+ goto finish;
+ }
+
+ dbus_message_iter_recurse(&sub2, &sub3);
+ dbus_message_iter_next(&sub);
+
+ if (!nulstr_contains(dependencies, prop))
+ continue;
+
+ if (dbus_message_iter_get_arg_type(&sub3) == DBUS_TYPE_ARRAY) {
+ if (dbus_message_iter_get_element_type(&sub3) == DBUS_TYPE_STRING) {
+ DBusMessageIter sub4;
+ dbus_message_iter_recurse(&sub3, &sub4);
+
+ while (dbus_message_iter_get_arg_type(&sub4) != DBUS_TYPE_INVALID) {
+ const char *s;
+
+ assert(dbus_message_iter_get_arg_type(&sub4) == DBUS_TYPE_STRING);
+ dbus_message_iter_get_basic(&sub4, &s);
+
+ r = strv_extend(&ret, s);
+ if (r < 0) {
+ log_oom();
+ goto finish;
+ }
+
+ dbus_message_iter_next(&sub4);
+ }
+ }
+ }
+ }
+finish:
+ if (r < 0)
+ strv_free(ret);
+ else
+ *deps = ret;
+ return r;
+}
+
+static Hashmap *unit_times_hashmap;
+
+static int list_dependencies_compare(const void *_a, const void *_b) {
+ const char **a = (const char**) _a, **b = (const char**) _b;
+ usec_t usa = 0, usb = 0;
+ struct unit_times *times;
+
+ times = hashmap_get(unit_times_hashmap, *a);
+ if (times)
+ usa = times->aet;
+ times = hashmap_get(unit_times_hashmap, *b);
+ if (times)
+ usb = times->aet;
+
+ return usb - usa;
+}
+
+static int list_dependencies_one(DBusConnection *bus, const char *name, unsigned int level, char ***units,
+ unsigned int branches) {
+ _cleanup_strv_free_ char **deps = NULL;
+ char **c;
+ int r = 0;
+ usec_t service_longest = 0;
+ int to_print = 0;
struct unit_times *times;
- int n = acquire_time_data(bus, ×);
- if (n<=0)
+ struct boot_times *boot;
+
+ if(strv_extend(units, name))
+ return log_oom();
+
+ r = list_dependencies_get_dependencies(bus, name, &deps);
+ if (r < 0)
+ return r;
+
+ qsort(deps, strv_length(deps), sizeof (char*), list_dependencies_compare);
+
+ r = acquire_boot_times(bus, &boot);
+ if (r < 0)
+ return r;
+
+ STRV_FOREACH(c, deps) {
+ times = hashmap_get(unit_times_hashmap, *c);
+ if (times
+ && times->aet
+ && times->aet <= boot->finish_time
+ && (times->aet >= service_longest
+ || service_longest == 0)) {
+ service_longest = times->aet;
+ break;
+ }
+ }
+
+ if (service_longest == 0 )
+ return r;
+
+ STRV_FOREACH(c, deps) {
+ times = hashmap_get(unit_times_hashmap, *c);
+ if (times && times->aet
+ && times->aet <= boot->finish_time
+ && (service_longest - times->aet) <= arg_fuzz) {
+ to_print++;
+ }
+ }
+
+ if(!to_print)
+ return r;
+
+ STRV_FOREACH(c, deps) {
+ times = hashmap_get(unit_times_hashmap, *c);
+ if (!times
+ || !times->aet
+ || times->aet > boot->finish_time
+ || service_longest - times->aet > arg_fuzz)
+ continue;
+
+ to_print--;
+
+ r = list_dependencies_print(*c, level, branches, to_print == 0, times, boot);
+ if (r < 0)
+ return r;
+
+ if (strv_contains(*units, *c)) {
+ r = list_dependencies_print("...", level + 1, (branches << 1) | (to_print ? 1 : 0),
+ true, NULL, boot);
+ continue;
+ }
+
+ r = list_dependencies_one(bus, *c, level + 1, units,
+ (branches << 1) | (to_print ? 1 : 0));
+ if(r < 0)
+ return r;
+
+
+ if(!to_print)
+ break;
+
+ }
+ return 0;
+}
+
+static int list_dependencies(DBusConnection *bus, const char *name) {
+ _cleanup_strv_free_ char **units = NULL;
+ char ts[FORMAT_TIMESPAN_MAX];
+ struct unit_times *times;
+ int r;
+ const char
+ *path, *id,
+ *interface = "org.freedesktop.systemd1.Unit",
+ *property = "Id";
+ DBusMessageIter iter, sub;
+ _cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
+ struct boot_times *boot;
+
+ assert(bus);
+
+ path = unit_dbus_path_from_name(name);
+ if (path == NULL)
+ return -EINVAL;
+
+ r = bus_method_call_with_reply (
+ bus,
+ "org.freedesktop.systemd1",
+ path,
+ "org.freedesktop.DBus.Properties",
+ "Get",
+ &reply,
+ NULL,
+ DBUS_TYPE_STRING, &interface,
+ DBUS_TYPE_STRING, &property,
+ DBUS_TYPE_INVALID);
+ if (r < 0)
+ return r;
+
+ if (!dbus_message_iter_init(reply, &iter) ||
+ dbus_message_iter_get_arg_type(&iter) != DBUS_TYPE_VARIANT) {
+ log_error("Failed to parse reply.");
+ return -EIO;
+ }
+
+ dbus_message_iter_recurse(&iter, &sub);
+
+ if (dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_STRING) {
+ log_error("Failed to parse reply.");
+ return -EIO;
+ }
+
+ dbus_message_iter_get_basic(&sub, &id);
+
+ times = hashmap_get(unit_times_hashmap, id);
+
+ r = acquire_boot_times(bus, &boot);
+ if (r < 0)
+ return r;
+
+ if (times) {
+ if (times->time)
+ printf("%s%s +%s%s\n", ANSI_HIGHLIGHT_RED_ON, id,
+ format_timespan(ts, sizeof(ts), times->time, USEC_PER_MSEC), ANSI_HIGHLIGHT_OFF);
+ else if (times->aet > boot->userspace_time)
+ printf("%s @%s\n", id, format_timespan(ts, sizeof(ts), times->aet - boot->userspace_time, USEC_PER_MSEC));
+ else
+ printf("%s\n", id);
+ }
+
+ return list_dependencies_one(bus, name, 0, &units, 0);
+}
+
+static int analyze_critical_chain(DBusConnection *bus, char *names[]) {
+ struct unit_times *times;
+ int n, r;
+ unsigned int i;
+ Hashmap *h;
+
+ n = acquire_time_data(bus, ×);
+ if (n <= 0)
+ return n;
+
+ h = hashmap_new(string_hash_func, string_compare_func);
+ if (!h)
+ return -ENOMEM;
+
+ for (i = 0; i < (unsigned)n; i++) {
+ r = hashmap_put(h, times[i].name, ×[i]);
+ if (r < 0)
+ return r;
+ }
+ unit_times_hashmap = h;
+
+ puts("The time after the unit is active or started is printed after the \"@\" character.\n"
+ "The time the unit takes to start is printed after the \"+\" character.\n");
+
+ if (!strv_isempty(names)) {
+ char **name;
+ STRV_FOREACH(name, names)
+ list_dependencies(bus, *name);
+ } else {
+ list_dependencies(bus, SPECIAL_DEFAULT_TARGET);
+ }
+
+ hashmap_free(h);
+ free_unit_times(times, (unsigned) n);
+ return 0;
+}
+
+static int analyze_blame(DBusConnection *bus) {
+ struct unit_times *times;
+ unsigned i;
+ int n;
+
+ n = acquire_time_data(bus, ×);
+ if (n <= 0)
return n;
qsort(times, n, sizeof(struct unit_times), compare_unit_time);
- for (int i = 0; i < n; i++) {
- if (times[i].time)
- printf("%6llums %s\n", (unsigned long long)times[i].time, times[i].name);
+ for (i = 0; i < (unsigned) n; i++) {
+ char ts[FORMAT_TIMESPAN_MAX];
+
+ if (times[i].time > 0)
+ printf("%16s %s\n", format_timespan(ts, sizeof(ts), times[i].time, USEC_PER_MSEC), times[i].name);
}
+
+ free_unit_times(times, (unsigned) n);
return 0;
}
-static int analyze_time(DBusConnection *bus)
-{
- char *buf;
- buf = pretty_boot_time(bus);
- if (!buf)
- return -EIO;
- if (puts(buf) == EOF)
- return -errno;
+static int analyze_time(DBusConnection *bus) {
+ _cleanup_free_ char *buf = NULL;
+ int r;
+
+ r = pretty_boot_time(bus, &buf);
+ if (r < 0)
+ return r;
+
+ puts(buf);
return 0;
}
-static int graph_one_property(const char *name, const char *prop, DBusMessageIter *iter) {
+static int graph_one_property(const char *name, const char *prop, DBusMessageIter *iter, char* patterns[]) {
static const char * const colors[] = {
"Requires", "[color=\"black\"]",
dbus_message_iter_get_arg_type(&sub) != DBUS_TYPE_INVALID;
dbus_message_iter_next(&sub)) {
const char *s;
+ char **p;
+ bool match_found;
assert(dbus_message_iter_get_arg_type(&sub) == DBUS_TYPE_STRING);
dbus_message_iter_get_basic(&sub, &s);
+
+ if (!strv_isempty(arg_dot_from_patterns)) {
+ match_found = false;
+
+ STRV_FOREACH(p, arg_dot_from_patterns)
+ if (fnmatch(*p, name, 0) == 0) {
+ match_found = true;
+ break;
+ }
+
+ if (!match_found)
+ continue;
+ }
+
+ if (!strv_isempty(arg_dot_to_patterns)) {
+ match_found = false;
+
+ STRV_FOREACH(p, arg_dot_to_patterns)
+ if (fnmatch(*p, s, 0) == 0) {
+ match_found = true;
+ break;
+ }
+
+ if (!match_found)
+ continue;
+ }
+
+ if (!strv_isempty(patterns)) {
+ match_found = false;
+
+ STRV_FOREACH(p, patterns)
+ if (fnmatch(*p, name, 0) == 0 || fnmatch(*p, s, 0) == 0) {
+ match_found = true;
+ break;
+ }
+ if (!match_found)
+ continue;
+ }
+
printf("\t\"%s\"->\"%s\" %s;\n", name, s, c);
}
}
return 0;
}
-static int graph_one(DBusConnection *bus, const struct unit_info *u) {
+static int graph_one(DBusConnection *bus, const struct unit_info *u, char *patterns[]) {
_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
const char *interface = "org.freedesktop.systemd1.Unit";
int r;
}
dbus_message_iter_recurse(&sub2, &sub3);
- r = graph_one_property(u->id, prop, &sub3);
+ r = graph_one_property(u->id, prop, &sub3, patterns);
if (r < 0)
return r;
}
return 0;
}
-static int dot(DBusConnection *bus) {
+static int dot(DBusConnection *bus, char* patterns[]) {
_cleanup_dbus_message_unref_ DBusMessage *reply = NULL;
DBusMessageIter iter, sub;
int r;
if (r < 0)
return -EIO;
- r = graph_one(bus, &u);
+ r = graph_one(bus, &u, patterns);
if (r < 0)
return r;
}
" --system Connect to system manager\n"
" --user Connect to user service manager\n"
" --order When generating a dependency graph, show only order\n"
- " --require When generating a dependency graph, show only requirement\n\n"
+ " --require When generating a dependency graph, show only requirement\n"
+ " --from-pattern=GLOB, --to-pattern=GLOB\n"
+ " When generating a dependency graph, filter only origins\n"
+ " or destinations, respectively\n"
+ " --fuzz=TIMESPAN When printing the tree of the critical chain, print also\n"
+ " services, which finished TIMESPAN earlier, than the\n"
+ " latest in the branch. The unit of TIMESPAN is seconds\n"
+ " unless specified with a different unit, i.e. 50ms\n\n"
"Commands:\n"
" time Print time spent in the kernel before reaching userspace\n"
" blame Print list of running units ordered by time to init\n"
+ " critical-chain Print a tree of the time critical chain of units\n"
" plot Output SVG graphic showing service initialization\n"
" dot Dump dependency graph (in dot(1) format)\n\n",
program_invocation_short_name);
+
+ /* When updating this list, including descriptions, apply
+ * changes to shell-completion/bash/systemd and
+ * shell-completion/systemd-zsh-completion.zsh too. */
}
static int parse_argv(int argc, char *argv[])
{
+ int r;
+
enum {
ARG_VERSION = 0x100,
ARG_ORDER,
ARG_REQUIRE,
ARG_USER,
- ARG_SYSTEM
+ ARG_SYSTEM,
+ ARG_DOT_FROM_PATTERN,
+ ARG_DOT_TO_PATTERN,
+ ARG_FUZZ
};
static const struct option options[] = {
{ "require", no_argument, NULL, ARG_REQUIRE },
{ "user", no_argument, NULL, ARG_USER },
{ "system", no_argument, NULL, ARG_SYSTEM },
+ { "from-pattern", required_argument, NULL, ARG_DOT_FROM_PATTERN},
+ { "to-pattern", required_argument, NULL, ARG_DOT_TO_PATTERN },
+ { "fuzz", required_argument, NULL, ARG_FUZZ },
{ NULL, 0, NULL, 0 }
};
assert(argc >= 0);
assert(argv);
- while (true) {
+ for (;;) {
switch (getopt_long(argc, argv, "h", options, NULL)) {
- case 'h':
- analyze_help();
- return 0;
- case ARG_VERSION:
- puts(PACKAGE_STRING "\n" SYSTEMD_FEATURES);
- return 0;
- case ARG_USER:
- arg_scope = UNIT_FILE_USER;
- break;
- case ARG_SYSTEM:
- arg_scope = UNIT_FILE_SYSTEM;
- break;
- case ARG_ORDER:
- arg_dot = DEP_ORDER;
- break;
- case ARG_REQUIRE:
- arg_dot = DEP_REQUIRE;
- break;
- case -1:
- return 1;
- case '?':
- return -EINVAL;
- default:
- assert_not_reached("Unhandled option");
+
+ case 'h':
+ analyze_help();
+ return 0;
+
+ case ARG_VERSION:
+ puts(PACKAGE_STRING "\n" SYSTEMD_FEATURES);
+ return 0;
+
+ case ARG_USER:
+ arg_scope = UNIT_FILE_USER;
+ break;
+
+ case ARG_SYSTEM:
+ arg_scope = UNIT_FILE_SYSTEM;
+ break;
+
+ case ARG_ORDER:
+ arg_dot = DEP_ORDER;
+ break;
+
+ case ARG_REQUIRE:
+ arg_dot = DEP_REQUIRE;
+ break;
+
+ case ARG_DOT_FROM_PATTERN:
+ if (strv_extend(&arg_dot_from_patterns, optarg) < 0)
+ return log_oom();
+
+ break;
+
+ case ARG_DOT_TO_PATTERN:
+ if (strv_extend(&arg_dot_to_patterns, optarg) < 0)
+ return log_oom();
+
+ break;
+
+ case ARG_FUZZ:
+ r = parse_sec(optarg, &arg_fuzz);
+ if (r < 0)
+ return r;
+ break;
+
+ case -1:
+ return 1;
+
+ case '?':
+ return -EINVAL;
+
+ default:
+ assert_not_reached("Unhandled option");
}
}
}
DBusConnection *bus = NULL;
setlocale(LC_ALL, "");
+ setlocale(LC_NUMERIC, "C"); /* we want to format/parse floats in C style */
log_parse_environment();
log_open();
r = parse_argv(argc, argv);
- if (r == 0)
- return 0;
if (r < 0)
- return 1;
+ return EXIT_FAILURE;
+ else if (r <= 0)
+ return EXIT_SUCCESS;
bus = dbus_bus_get(arg_scope == UNIT_FILE_SYSTEM ? DBUS_BUS_SYSTEM : DBUS_BUS_SESSION, NULL);
if (!bus)
- return 1;
+ return EXIT_FAILURE;
if (!argv[optind] || streq(argv[optind], "time"))
r = analyze_time(bus);
else if (streq(argv[optind], "blame"))
r = analyze_blame(bus);
+ else if (streq(argv[optind], "critical-chain"))
+ r = analyze_critical_chain(bus, argv+optind+1);
else if (streq(argv[optind], "plot"))
r = analyze_plot(bus);
else if (streq(argv[optind], "dot"))
- r = dot(bus);
+ r = dot(bus, argv+optind+1);
else
log_error("Unknown operation '%s'.", argv[optind]);
+ strv_free(arg_dot_from_patterns);
+ strv_free(arg_dot_to_patterns);
dbus_connection_unref(bus);
- if (r)
- return 1;
- return 0;
+
+ return r < 0 ? EXIT_FAILURE : EXIT_SUCCESS;
}